她往空中挥挥双手说,“你一贯就是这个样子,是不是?”
She threw her hands into the air. "That is just typical of you, isn't it?"
你跟他认识的时候他是不是这个样子?
你是不是想戒了这个坏习惯?
So, whether or not the email is addressed specifically to you in like the two field or if maybe you were BCC'd or it's a big email list of which you're just part, that could signify that this is in fact useful for you.
所以,不管这个邮件是不是,单独发给你的,或者这个邮件有一个大的邮件列表,而你正在其中,其实这也暗示了,这个邮件对你是有用的。
Conversely, if you get an answer and it doesn't seem to make sense, then you've got to go back and ask, am I violating some of the assumptions, and here you will find the assumption that the particle had that acceleration a is true as long it's freely falling under gravity but not when you hit the ground.
反过来说,如果你得到一个结果,发现似乎是错的,那么你就应该回过头来问问自己,我是不是违反某些前提了,这个模型中,你就发现,只要质点在重力作用下自由下落,质点具有加速度a的前提是正确的,但是落地后就不成立了
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